[Gta04-owner] GTA04 Boot speed comparison

Maciej Grela maciej.grela at gmail.com
Wed Sep 21 20:20:31 CEST 2011

2011/9/21 Dr. H. Nikolaus Schaller <hns at goldelico.com>:
> Am 21.09.2011 um 14:54 schrieb Davide Scaini:
>> But the comparison is a bit unfair... try to boot shr from nand i'm sure i will be faster than iphone.
> We just did not have a GTA02 with a working installation in NAND, except that old SD card
> we use for device testing after buzz-fixes.
> For us, the GTA02 devices have mostly become sources for plastic parts and are not used
> for developing or installing new software :)
> So I respect that the newer versions e.g. of SHR and QtMoko are booting much faster.
> Nevertheless, the GTA04 isn't optimized at all. Firstly, it waits 1 second on the RS232
> for breaking into U-Boot. Then, it loads the 3 MByte kernel with most modules compiled in,
> and prints the full boot log to the RS232 interface (limited to 115 kbit/s = ca. 10k characters
> per second). Finally, the rootfs is a plain standard Debian Squeeze without any optimization
> for boot speed.

Why optimize boot speed ? Why not put efforts into better power
management instead ?

BTW, very nice project - I sure hope the hardware will be better than
the GTA02 fail and the free phone effort will not be in vain this

Best regards,
Maciej Grela

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